If you already have access to a server that uses the correct CA, you can securely copy the file using SCP:
He tried the backup registry. 403 Forbidden. He tried the old FTP server. Connection refused. clientca.pem download
The clientca.pem file is a collection of certificates in Privacy Enhanced Mail (PEM) format. In an mTLS setup, the server uses this file to validate the certificate presented by a client. If the client's certificate isn't signed by one of the CAs listed in your clientca.pem , the connection is rejected. Common Use Cases If you already have access to a server
Someone had uploaded a dummy file as a joke. clientca.pem download